def test_models(self, session: Session, model: Type[EmaneModel],
ip_prefixes: IpPrefixes):
"""
Test emane models within a basic network.
:param core.emulator.coreemu.EmuSession session: session for test
:param model: emane model to test
:param ip_prefixes: generates ip addresses for nodes
"""
# create emane node for networking the core nodes
session.set_location(47.57917, -122.13232, 2.00000, 1.0)
options = NodeOptions()
options.set_position(80, 50)
emane_network = session.add_node(EmaneNet, options=options)
session.emane.set_model(emane_network, model)
# configure tdma
if model == EmaneTdmaModel:
session.emane.set_model_config(
emane_network.id,
EmaneTdmaModel.name,
{
"schedule":
os.path.join(_DIR, "../../examples/tdma/schedule.xml")
},
)
# create nodes
options = NodeOptions(model="mdr")
options.set_position(150, 150)
node1 = session.add_node(CoreNode, options=options)
options.set_position(300, 150)
node2 = session.add_node(CoreNode, options=options)
for i, node in enumerate([node1, node2]):
node.setposition(x=150 * (i + 1), y=150)
iface_data = ip_prefixes.create_iface(node)
session.add_link(node.id, emane_network.id, iface1_data=iface_data)
# instantiate session
session.instantiate()
# ping node2 from node1 and assert success
status = ping(node1, node2, ip_prefixes, count=5)
assert not status
def test_two_emane_interfaces(self, session: Session):
"""
Test nodes running multiple emane interfaces.
:param core.emulator.coreemu.EmuSession session: session for test
"""
# create emane node for networking the core nodes
session.set_location(47.57917, -122.13232, 2.00000, 1.0)
options = NodeOptions()
options.set_position(80, 50)
options.emane = EmaneIeee80211abgModel.name
emane_net1 = session.add_node(EmaneNet, options=options)
options.emane = EmaneRfPipeModel.name
emane_net2 = session.add_node(EmaneNet, options=options)
# create nodes
options = NodeOptions(model="mdr")
options.set_position(150, 150)
node1 = session.add_node(CoreNode, options=options)
options.set_position(300, 150)
node2 = session.add_node(CoreNode, options=options)
# create interfaces
ip_prefix1 = IpPrefixes("10.0.0.0/24")
ip_prefix2 = IpPrefixes("10.0.1.0/24")
for i, node in enumerate([node1, node2]):
node.setposition(x=150 * (i + 1), y=150)
iface_data = ip_prefix1.create_iface(node)
session.add_link(node.id, emane_net1.id, iface1_data=iface_data)
iface_data = ip_prefix2.create_iface(node)
session.add_link(node.id, emane_net2.id, iface1_data=iface_data)
# instantiate session
session.instantiate()
# ping node2 from node1 on both interfaces and check success
status = ping(node1, node2, ip_prefix1, count=5)
assert not status
status = ping(node1, node2, ip_prefix2, count=5)
assert not status
def test_xml_emane(
self, session: Session, tmpdir: TemporaryFile, ip_prefixes: IpPrefixes
):
"""
Test xml client methods for emane.
:param session: session for test
:param tmpdir: tmpdir to create data in
:param ip_prefixes: generates ip addresses for nodes
"""
# create emane node for networking the core nodes
session.set_location(47.57917, -122.13232, 2.00000, 1.0)
options = NodeOptions()
options.set_position(80, 50)
emane_network = session.add_node(EmaneNet, options=options)
config_key = "txpower"
config_value = "10"
session.emane.set_model(
emane_network, EmaneIeee80211abgModel, {config_key: config_value}
)
# create nodes
options = NodeOptions(model="mdr")
options.set_position(150, 150)
node1 = session.add_node(CoreNode, options=options)
options.set_position(300, 150)
node2 = session.add_node(CoreNode, options=options)
for i, node in enumerate([node1, node2]):
node.setposition(x=150 * (i + 1), y=150)
iface_data = ip_prefixes.create_iface(node)
session.add_link(node.id, emane_network.id, iface1_data=iface_data)
# instantiate session
session.instantiate()
# get ids for nodes
emane_id = emane_network.id
node1_id = node1.id
node2_id = node2.id
# save xml
xml_file = tmpdir.join("session.xml")
file_path = xml_file.strpath
session.save_xml(file_path)
# verify xml file was created and can be parsed
assert xml_file.isfile()
assert ElementTree.parse(file_path)
# stop current session, clearing data
session.shutdown()
# verify nodes have been removed from session
with pytest.raises(CoreError):
assert not session.get_node(node1_id, CoreNode)
with pytest.raises(CoreError):
assert not session.get_node(node2_id, CoreNode)
# load saved xml
session.open_xml(file_path, start=True)
# retrieve configuration we set originally
value = str(
session.emane.get_config(config_key, emane_id, EmaneIeee80211abgModel.name)
)
# verify nodes and configuration were restored
assert session.get_node(node1_id, CoreNode)
assert session.get_node(node2_id, CoreNode)
assert session.get_node(emane_id, EmaneNet)
assert value == config_value
